when work in Fragment, some errors:
03-23 12:18:56.315 32415-32415/com.test.webtest E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.test.webtest, PID: 32415
java.lang.IllegalArgumentException: Wrong state class, expecting View State but received class android.os.Bundle instead. This usually happens when two views of different type have the same id in the same hierarchy. This view's id is id/discover_progress_webview. Make sure other views do not use the same id.
at android.view.View.onRestoreInstanceState(View.java:14881)
at android.view.View.dispatchRestoreInstanceState(View.java:14856)
at android.view.ViewGroup.dispatchRestoreInstanceState(ViewGroup.java:3127)
at android.view.ViewGroup.dispatchRestoreInstanceState(ViewGroup.java:3135)
at android.view.View.restoreHierarchyState(View.java:14834)
at android.support.v4.app.Fragment.restoreViewState(Fragment.java:475)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1329)
at android.support.v4.app.FragmentManagerImpl.moveFragmentToExpectedState(FragmentManager.java:1528)
at android.support.v4.app.BackStackRecord.executeOps(BackStackRecord.java:752)
at android.support.v4.app.FragmentManagerImpl.executeOps(FragmentManager.java:2355)
at android.support.v4.app.FragmentManagerImpl.executeOpsTogether(FragmentManager.java:2146)
at android.support.v4.app.FragmentManagerImpl.optimizeAndExecuteOps(FragmentManager.java:2098)
at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:2008)
at android.support.v4.app.FragmentManagerImpl$1.run(FragmentManager.java:710)
at android.os.Handler.handleCallback(Handler.java:743)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:150)
at android.app.ActivityThread.main(ActivityThread.java:5546)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:794)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:684)